Cleaning and Rust-Removal Methods for 3PE-Coated Steel Pipes
2022-05-07
3PE anti-corrosion steel pipe Cleaning is typically carried out using a “nitric acid, sulfuric acid, hydrochloric acid” system, if… 3PE anti-corrosion steel pipe If the surface quality after cleaning is high, a large amount of HF must be used, leading to serious environmental concerns. Currently, overseas technologies and equipment employing sodium sulfate treatment have been introduced to address these issues. 3PE anti-corrosion steel pipe Surface rust removal and cleaning methods.
The most representative product is the high-tech KL-3, which can be in direct contact with skin during use, is harmless, does not emit toxic gases, requires no discharge, and enables both pickling and passivation to be carried out in the same environment. 3PE anti-corrosion steel pipe The product is highly user-friendly, with simple management and operation, and it is affordably priced. In recent years, many small and medium-sized manufacturers have adopted it.
As is well known, surfactants are used to degrease oils and fats, and phosphate‑free laundry detergents achieve the same effect. Water and oil separate automatically, and the discharged liquid can only be disposed of after neutralization. It contains no strong acids or strong bases, thoroughly removes oil and rust in a short time, and effectively inhibits the penetration of acid mist. This results in a work environment that better meets environmental standards and can significantly improve… 3PE anti-corrosion steel pipe Processing quality, reducing production costs.
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